74704563 has 12 divisors (see below), whose sum is σ = 107987880. Its totient is φ = 49765536.

The previous prime is 74704559. The next prime is 74704571. The reversal of 74704563 is 36540747.

It is not a de Polignac number, because 74704563 - 2² = 74704559 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (74704543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15048 + ... + 19386.

It is an arithmetic number, because the mean of its divisors is an integer number (8998990).

Almost surely, 2^74704563 is an apocalyptic number.

74704563 is a deficient number, since it is larger than the sum of its proper divisors (33283317).

74704563 is a wasteful number, since it uses less digits than its factorization.

74704563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6258 (or 6255 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 74704563 is about 8643.1801439054. The cubic root of 74704563 is about 421.1618679343.

The spelling of 74704563 in words is "seventy-four million, seven hundred four thousand, five hundred sixty-three".